From your very first blinking LED to dazzling multi-color sequences, Arduino makes it easy to bring light to life. With just a board, a few LEDs, and some code, you can experiment with patterns, ...

Once upon a time, someone set up a livestream wherein the messages from Twitch chat could control a game of Pokemon. Since ...

Home fireplaces and wood stoves are quietly driving a large share of winter air pollution, even though only a small number of households rely on wood heat. Researchers found that wood smoke accounts ...

LED candles are neat, but they’re very suboptimal for wish-making: you can’t blow them out. Unless you take the circuit from ...

Previously restricted to the four walls of a facialist’s clinic, LED face masks have now fully broken into the mainstream, with an increasing array of skin-tech brands offering at-home light therapy ...

Some 4K TVs have QLED or OLED displays, but most are LCD, and many of those have LED backlights. When you're shopping for a new TV, these are the sets you'll come across most often. We're going to ...

An Arduino library for 7-segment display modules based on the TM1637 chip, such as Seeed Studio's Grove 4 digit display. The TM1637 chip also has keyboard input capability, but it's not implemented in ...

Measuring the speed of a rotating object is a common requirement. Knowing the speed of table and ceiling fans, as well as kitchen appliances such as mixers and grinders, can often be useful. However, ...

This project involves using an Arduino to measure distances using an ultrasonic sensor and controlling a buzzer and LED based on the measured distance. The provided Arduino code performs the following ...